US12451607B2 - Antenna assembly - Google Patents
Antenna assemblyInfo
- Publication number
- US12451607B2 US12451607B2 US17/876,669 US202217876669A US12451607B2 US 12451607 B2 US12451607 B2 US 12451607B2 US 202217876669 A US202217876669 A US 202217876669A US 12451607 B2 US12451607 B2 US 12451607B2
- Authority
- US
- United States
- Prior art keywords
- conductive film
- pressed
- antenna
- pressing
- antenna assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active, expires
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/1207—Supports; Mounting means for fastening a rigid aerial element
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/045—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
- H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
- H01Q5/357—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
- H01Q5/364—Creating multiple current paths
- H01Q5/371—Branching current paths
Definitions
- This invention relates to an antenna assembly comprising a conductive film.
- US2012/0050119A discloses an antenna 900 including an antenna assembly 905 of this type.
- the antenna 900 comprises the antenna assembly 905 and a coaxial cable 930.
- the antenna assembly 905 comprises an antenna body 910 and a conductive film 950.
- the antenna body 910 has a feed line connection portion 914 and a ground portion 916.
- the coaxial cable 930 comprises a center conductor 934 and an outer conductor 936.
- the center conductor 934 is connected to the feed line connection portion 914.
- the outer conductor 936 is connected to the ground portion 916.
- the conductive film 950 is connected to the ground portion 916. Since the antenna assembly 905 has the conductive film 950 which is connected to the ground portion 916, the antenna assembly 905 has an enlarged ground plane and thereby has improved antenna characteristics.
- the conductive film 950 is required to be fixed to the ground portion 916 of the antenna body 910 by soldering or the like.
- an antenna assembly is required to facilitate operation of fixing a conductive film to an antenna body.
- One aspect of the present invention provides an antenna assembly comprising an antenna body made of metal plate, a pressing portion and a conductive film.
- the antenna body is provided with a pressed portion.
- the pressing portion presses the conductive film against the pressed portion and thereby the conductive film and the pressed portion are electrically connected to each other.
- the antenna assembly of the present invention is configured as follows: the antenna assembly comprises the antenna body made of metal plate, the pressing portion and the conductive film; the antenna body is provided with the pressed portion; and the pressing portion presses the conductive film against the pressed portion. Accordingly, the antenna assembly of the present invention is configured so that the conductive film can be fixed to the antenna body without soldering or the like. Thus, the antenna assembly of the present invention can facilitate operation of fixing the conductive film to the antenna body.
- FIG. 1 is a perspective view showing an antenna assembly according to a first embodiment of the present invention.
- an electrical wire is connected to a feed line connection portion of an antenna body and a pressing portion presses a conductive film against a pressed portion.
- FIG. 2 is another perspective view showing the antenna assembly of FIG. 1 .
- the electrical wire is omitted.
- FIG. 3 is a front view showing the antenna assembly of FIG. 2 .
- FIG. 4 is a cross-sectional view showing the antenna assembly of FIG. 3 , taken along line A-A. In the figure, a part of the antenna assembly is enlarged and illustrated.
- FIG. 5 is another perspective view showing the antenna assembly of FIG. 2 .
- the pressing portion does not press the conductive film against the pressed portion and cuts of the conductive film are omitted.
- FIG. 6 is another perspective view showing the antenna assembly of FIG. 5 .
- the conductive film is separated from an antenna member and the cuts of the conductive film are omitted.
- FIG. 7 is a front view showing the antenna member which is included in the antenna assembly of FIG. 6 . In the figure, a part of the antenna member is enlarged and illustrated.
- FIG. 8 is a top view showing the antenna member of FIG. 7 .
- FIG. 9 is a perspective view showing the conductive film which is included in the antenna assembly of FIG. 1 .
- FIG. 10 is a perspective view showing an antenna assembly according to a second embodiment of the present invention.
- an electrical wire is connected to a feed line connection portion of an antenna body, a pressing portion presses a conductive film against a pressed portion and a lock portion locks a locked portion.
- FIG. 11 is a front view showing the antenna assembly of FIG. 10 .
- FIG. 12 is a cross-sectional view showing the antenna assembly of FIG. 11 , taken along line B-B. In the figure, a part of the antenna assembly is enlarged and illustrated.
- FIG. 13 is another perspective view showing the antenna assembly of FIG. 10 .
- the pressing portion does not press the conductive film against the pressed portion
- the lock portion does not lock the locked portion and the electrical wire is omitted.
- FIG. 14 is a front view showing the antenna assembly of FIG. 13 .
- FIG. 15 is a cross-sectional view showing the antenna assembly of FIG. 14 , taken along line C-C. In the figure, a part of the antenna assembly is enlarged and illustrated.
- FIG. 16 is an enlarged view showing a part which is enclosed by dotted line D of FIG. 15 .
- FIG. 17 is another perspective view showing the antenna assembly of FIG. 13 .
- the conductive film is separated from an antenna member.
- FIG. 18 is a perspective view showing the antenna member which is included in the antenna assembly of FIG. 10 .
- the lock portion locks the locked portion.
- FIG. 19 is a front view showing the antenna member of FIG. 18 .
- FIG. 20 is a cross-sectional view showing the antenna member of FIG. 19 , taken along line E-E. In the figure, a part of the antenna member is enlarged and illustrated.
- FIG. 21 is an enlarged view showing a part which is enclosed by dotted line F of FIG. 20 .
- FIG. 22 is a perspective view showing an antenna of Patent Document 1.
- an antenna assembly 100 according to a first embodiment of the present invention comprises an antenna member 150 made of metal plate, and a conductive film 500 .
- the antenna member 150 of the present embodiment is formed by punching out a single metal plate, followed by bending it.
- the antenna member 150 has an antenna body 200 , two arm portions 210 and two pressing portions 212 .
- the antenna assembly 100 comprises the antenna body 200 made of metal plate, the pressing portions 212 and the conductive film 500 .
- the present invention is not limited thereto, but the antenna assembly 100 should comprise the antenna body 200 made of metal plate, the pressing portion 212 and the conductive film 500 .
- the antenna assembly 100 further has the arm portions 210 .
- the present invention is not limited thereto, but the antenna assembly 100 may have the single arm portion 210 .
- the antenna body 200 of the present embodiment has an upper portion 202 , a first side portion 204 and a second side portion 206 .
- the upper portion 202 of the present embodiment defines an upper end of the antenna body 200 in an up-down direction.
- the up-down direction is a Z-direction. Specifically, upward is a positive Z-direction while downward is a negative Z-direction.
- the upper portion 202 is provided with a feed line connection portion 280 and two outer conductor connection portions 290 .
- the feed line connection portion 280 of the present embodiment is positioned at a position same as any of positions of the outer conductor connection portions 290 in a front-rear direction.
- the front-rear direction is an X-direction. Specifically, it is assumed that forward is a positive X-direction while rearward is a negative X-direction.
- the feed line connection portion 280 is positioned leftward beyond any of the outer conductor connection portions 290 in a right-left direction.
- the right-left direction is a Y-direction. Specifically, rightward is a positive Y-direction while leftward is a negative Y-direction. As shown in FIG.
- an electrical wire 600 is connected to the feed line connection portion 280 . More specifically, a center conductor 610 of the electrical wire 600 is connected to the feed line connection portion 280 .
- the antenna member 150 to which the electrical wire 600 is connected, forms an antenna.
- each of the outer conductor connection portions 290 of the present embodiment is positioned at the position same as the position of the feed line connection portion 280 in the front-rear direction.
- Each of the outer conductor connection portions 290 is positioned rightward beyond the feed line connection portion 280 in the right-left direction.
- the electrical wire 600 is connected to any of the outer conductor connection portions 290 . More specifically, an outer conductor 620 of the electrical wire 600 is connected to any of the outer conductor connection portions 290 .
- the first side portion 204 of the present embodiment has a plate-like shape perpendicular to the front-rear direction.
- the first side portion 204 defines a front end of the antenna body 200 in the front-rear direction.
- the first side portion 204 of the present embodiment is formed with two receiving holes 250 .
- the antenna body 200 is formed with the receiving holes 250 .
- the present invention is not limited thereto, but the antenna body 200 may be formed with the single receiving hole 250 .
- each of the receiving holes 250 of the present embodiment pieces the first side portion 204 in the front-rear direction.
- each of the receiving holes 250 pieces the antenna body 200 in the front-rear direction.
- Each of the receiving holes 250 is formed by cutting and bending a part of the metal plate when the antenna member 150 is formed.
- the receiving holes 250 are arranged in the right-left direction.
- parts of the conductive film 500 are positioned in the receiving holes 250 , respectively.
- Each of the receiving holes 250 is positioned below the feed line connection portion 280 in the up-down direction.
- each of the receiving holes 250 of the present embodiment has a pressed portion 252 .
- the antenna body 200 is provided with the pressed portions 252 .
- the present invention is not limited thereto, but the antenna body 200 should be provided with the pressed portion 252 .
- the pressed portion 252 of the present embodiment is provided at an edge of the receiving hole 250 .
- the pressed portion 252 includes an upper pressed portion 2522 and a lower pressed portion 2524 .
- the upper pressed portion 2522 of the present embodiment faces downward in the up-down direction.
- the upper pressed portion 2522 is a part of an upper edge of the receiving hole 250 .
- the upper pressed portion 2522 is positioned above the lower pressed portion 2524 in the up-down direction.
- the lower pressed portion 2524 of the present embodiment faces upward in the up-down direction.
- the lower pressed portion 2524 is a part of a lower edge of the receiving hole 250 .
- the lower pressed portion 2524 is positioned below the upper pressed portion 2522 in the up-down direction.
- the first side portion 204 of the present embodiment has two deformable portions 260 .
- the deformable portions 260 of the present embodiment are arranged in the right-left direction.
- Each of the deformable portions 260 is resiliently deformable.
- the deformable portions 260 correspond to the receiving holes 250 , respectively.
- Each of the deformable portions 260 is positioned below the corresponding receiving hole 250 in the up-down direction.
- Each of the deformable portions 260 is positioned below the pressed portion 252 of the corresponding receiving hole 250 in the up-down direction. More specifically, each of the deformable portions 260 is positioned below the lower pressed portion 2524 of the corresponding receiving hole 250 in the up-down direction.
- Each of the deformable portions 260 is positioned below the upper portion 202 in the up-down direction.
- each of the deformable portions 260 is positioned below the feed line connection portion 280 in the up-down direction.
- Each of the deformable portions 260 is positioned below any of the outer conductor connection portions 290 in the up-down direction.
- the second side portion 206 of the present embodiment has a plate-like shape perpendicular to the front-rear direction.
- the second side portion 206 defines a rear end of the antenna body 200 in the front-rear direction.
- the second side portion 206 is positioned rearward of the first side portion 204 in the front-rear direction.
- the first side portion 204 and the second side portion 206 are positioned at positions same as each other in the up-down direction.
- each of the arm portions 210 of the present embodiment extends from the first side portion 204 .
- Each of the arm portions 210 extends in the right-left direction from the first side portion 204 .
- each of the arm portions 210 extends from the antenna body 200 .
- Each of the arm portions 210 is formed by cutting and bending the part of the metal plate when the antenna member 150 is formed.
- Each of the arm portions 210 protrudes forward in the front-rear direction beyond the first side portion 204 .
- the arm portions 210 correspond to the receiving holes 250 , respectively.
- Each of the arm portions 210 is positioned at a position same as a position of the corresponding receiving hole 250 in the up-down direction.
- the arm portion 210 is positioned above the deformable portion 260 in the up-down direction.
- the arm portions 210 correspond to the deformable portions 260 , respectively.
- Each of the arm portions 210 is positioned above the corresponding deformable portion 260 in the up-down direction.
- each of the pressing portions 212 of the present embodiment is formed by cutting and bending the part of the metal plate when the antenna member 150 is formed.
- Each of the pressing portions 212 has a plate-like shape.
- Each of the pressing portions 212 has a tapered shape.
- each of the pressing portions 212 has the tapered shape which is tapered toward the arm portion 210 .
- opposite side surfaces 2122 of the pressing portion 212 in the up-down direction are tapered.
- the opposite side surfaces 2122 of the pressing portion 212 are tapered toward the arm portion 210 .
- the pressing portion 212 is supported by the arm portion 210 .
- the pressing portions 212 correspond to the arm portions 210 , respectively, and each of the pressing portions 212 is supported by the corresponding arm portion 210 .
- Each of the pressing portions 212 is integrally formed with the corresponding arm portion 210 .
- each of the pressing portions 212 is integrally formed with the antenna body 200 .
- the pressing portion 212 has a size greater than a size of the corresponding arm portion 210 in the up-down direction.
- the pressing portions 212 correspond to the receiving holes 250 , respectively.
- Each of the pressing portions 212 is positioned at a position same as the position of the corresponding receiving hole 250 in the up-down direction.
- Each of the pressing portions 212 is positioned at a position same as a position of the corresponding receiving hole 250 in the right-left direction.
- the pressing portions 212 correspond to the pressed portions 252 , respectively. Each of the pressing portions 212 is positioned below the upper pressed portion 2522 of the corresponding pressed portion 252 in the up-down direction. Each of the pressing portions 212 is positioned above the lower pressed portion 2524 of the corresponding pressed portion 252 in the up-down direction.
- the pressing portions 212 correspond to the deformable portions 260 , respectively. Each of the pressing portions 212 is positioned above the corresponding deformable portion 260 in the up-down direction.
- the pressing portion 212 presses the conductive film 500 against the pressed portion 252 and thereby the conductive film 500 and the pressed portion 252 are electrically connected to each other. More specifically, the side surface 2122 , which is positioned at an upper side of the pressing portion 212 , presses the conductive film 500 against the upper pressed portion 2522 of the corresponding pressed portion 252 along the up-down direction while the side surface 2122 , which is positioned at a lower side of the pressing portion 212 , presses the conductive film 500 against the lower pressed portion 2524 of the corresponding pressed portion 252 along the up-down direction, and thereby the conductive film 500 and the corresponding pressed portion 252 are electrically connected to each other.
- the antenna assembly 100 of the present embodiment has two sets each consisting of the pressing portion 212 and the pressed portion 252 , and each of the two sets connects the antenna body 200 and the conductive film 500 to each other.
- the antenna assembly 100 of the present embodiment can ensure reliable electrical connection between the antenna body 200 and the conductive film 500 in comparison with an assumption where the antenna body 200 and the conductive film 500 are electrically connected to each other only by a single set of the pressing portion 212 and the pressed portion 252 .
- the pressing portion 212 is partially received in the receiving hole 250 in a state where a part of the conductive film 500 is put between the pressing portion 212 and the pressed portion 252 , and thereby the pressing portion 212 presses the conductive film 500 against the pressed portion 252 . More specifically, each of the pressing portions 212 is partially received in the corresponding receiving hole 250 in a state where the part of the conductive film 500 is put between the pressing portion 212 and the corresponding pressed portion 252 in the up-down direction, and thereby each of the pressing portions 212 presses the conductive film 500 against the corresponding pressed portion 252 along the up-down direction.
- the conductive film 500 of the present embodiment is a flat conductive member. More specifically, the conductive film 500 is a copper tape or copper foil.
- the conductive film 500 is connected to, for example, a metal housing (not shown) on which the antenna assembly 100 is mounted.
- the conductive film 500 is formed with two incisions 510 .
- the incisions 510 correspond to the receiving holes 250 , the arm portions 210 and the pressing portions 212 , respectively.
- the present invention is not limited thereto, but the conductive film 500 may have no incision 510 .
- the antenna member 150 and the conductive film 500 are prepared.
- the antenna member 150 is configured so that each of the pressing portions 212 is positioned forward in the front-rear direction beyond the corresponding receiving hole 250 while there are spaces 220 each of which is positioned between the first side portion 204 and the pressing portion 212 .
- the conductive film 500 is folded so that a section of the conductive film 500 extends upward. At this time, each of the incisions 510 is positioned on the section of the conductive film 500 . After that, referring to FIGS. 6 and 8 , the conductive film 500 is arranged below the antenna member 150 so that the section of the conductive film 500 is positioned just below each of the spaces 220 . Thus, the antenna assembly 100 results in a state shown in FIG. 6 .
- the conductive film 500 is moved upward relative to the antenna member 150 .
- the antenna assembly 100 changes its state into a state shown in FIG. 5 .
- each of the incisions 510 (see FIG. 9 ) of the conductive film 500 is positioned between the corresponding pressing portion 212 and the corresponding receiving hole 250 (see FIG. 6 ).
- each of the pressing portions 212 is moved rearward by pushing the corresponding arm portion 210 rearward.
- each of the parts of the conductive film 500 is pushed into the corresponding receiving hole 250 and thereby the antenna assembly 100 changes its state into a state shown in each of FIGS. 2 to 4 .
- the pressing portion 212 presses the conductive film 500 against the pressed portion 252 and thereby the conductive film 500 and the pressed portion 252 are electrically connected to each other.
- the antenna assembly 100 of the present embodiment is configured so that the conductive film 500 can be fixed to the antenna body 200 without soldering or the like.
- the antenna assembly 100 of the present embodiment can facilitate operation of fixing the conductive film 500 to the antenna body 200 .
- Each of the arm portions 210 is plastically deformed in the aforementioned state.
- the plastic deformation maintains a state where the pressing portion 212 presses the conductive film 500 against the pressed portion 252 .
- each of the deformable portions 260 is resiliently deformed by the pressing of the conductive film 500 against the lower pressed portion 2524 of the pressed portion 252 .
- the conductive film 500 is tightly sandwiched by the pressing portion 212 and the lower pressed portion 2524 of the pressed portion 252 by reaction force caused by the resilient deformation of the deformable portion 260 . This further ensures the contact of the conductive film 500 and the pressed portion 252 .
- each of pressing portions 212 has the tapered shape. This enables the pressing portion 212 to press the conductive film 500 against the corresponding pressed portion 252 at some location of each of the opposite side surfaces 2122 in the right-left direction even if each of the pressing portion 212 and the corresponding receiving hole 250 has a variety of sizes in the up-down direction. Thus, the conductive film 500 and the pressed portion 252 can make reliable contact with each other.
- an antenna assembly 100 A according to a second embodiment of the present invention comprises an antenna member 150 A made of metal plate, and a conductive film 500 A.
- the antenna assembly 100 A according to the present embodiment has a structure similar to that of the antenna assembly 100 according to the aforementioned first embodiment as shown in FIG. 1 . Accordingly, components of the antenna assembly 100 A shown in FIGS. 10 to 21 which are same as those of the antenna assembly 100 of the first embodiment are referred by using reference signs same as those of the antenna assembly 100 of the first embodiment. As for directions and orientations in the present embodiment, expressions same as those of the first embodiment will be used hereinbelow.
- the antenna member 150 A of the present embodiment is formed by punching out a single metal plate, followed by bending it.
- the antenna member 150 A has an antenna body 200 A, an arm portion 210 A and a pressing portion 212 A.
- the antenna assembly 100 A comprises the antenna body 200 A made of metal plate, the pressing portion 212 A and the conductive film 500 A.
- the antenna assembly 100 A further has the arm portion 210 A.
- the antenna body 200 A of the present embodiment has an upper portion 202 , a first side portion 204 A and a second side portion 206 .
- the upper portion 202 and the second side portion 206 of the present embodiment have structures same as those of the upper portion 202 and the second side portion 206 of the aforementioned first embodiment. Accordingly, detailed description thereabout is omitted.
- the first side portion 204 A of the present embodiment has a plate-like shape perpendicular to the front-rear direction.
- the first side portion 204 A defines a front end of the antenna body 200 A in the front-rear direction.
- the first side portion 204 A is formed with a piercing hole 240 and a pressed portion 252 A.
- the antenna body 200 A is formed with the pressed portion 252 A. It is noted that the first side portion 204 A is not formed with a hole which is equivalent to the receiving hole 250 of the first embodiment.
- the piercing hole 240 of the present embodiment pierces the first side portion 204 A in the front-rear direction.
- the pressed portion 252 A of the present embodiment faces forward in the front-rear direction.
- the pressed portion 252 A has a flat-plate shape. Referring to FIGS. 17 and 21 , the pressed portion 252 A is positioned at a right end of the first side portion 204 A in the right-left direction.
- the first side portion 204 A is provided with a locked portion 270 .
- the antenna body 200 A is provided with the locked portion 270 .
- the locked portion 270 is a plane facing rearward in the front-rear direction.
- the locked portion 270 is positioned leftward in the right-left direction beyond the piercing hole 240 .
- the locked portion 270 is positioned at a position same as a position of the piercing hole 240 in the up-down direction.
- the locked portion 270 neighbors to the piercing hole 240 in the right-left direction.
- the arm portions 210 A of the present embodiment extends from the first side portion 204 A.
- the arm portions 210 A extends from the antenna body 200 A.
- the arm portion 210 A extends rightward from the right end of the first side portion 204 A, and is bent forward, and further extends leftward. A part of the arm portion 210 A is positioned forward in the front-rear direction beyond the first side portion 204 A.
- the arm portion 210 A is resiliently deformable.
- the arm portion 210 A has an end portion 215 which is provided with a lock portion 2152 .
- the lock portion 2152 of the present embodiment faces forward in the front-rear direction.
- the lock portion 2152 is positioned at a left end of the arm portion 210 A in the right-left direction. Referring to FIGS. 15 and 16 , the lock portion 2152 is positioned leftward in the right-left direction beyond the pressing portion 212 A. As shown in FIG. 12 , the lock portion 2152 locks the locked portion 270 .
- the pressing portion 212 A of the present embodiment faces rearward in the front-rear direction.
- the pressing portion 212 A is positioned around a middle of the arm portion 210 A in the right-left direction.
- the pressing portion 212 A is supported by the arm portion 210 A.
- the pressing portion 212 A is integrally formed with the arm portion 210 A.
- the pressing portion 212 A is integrally formed with the antenna body 200 A (see FIG. 14 ).
- the pressing portion 212 A is positioned at a position same as a position of the pressed portion 252 A in the up-down direction.
- the pressing portion 212 A is positioned at a position same as a position of the pressed portion 252 A in the right-left direction.
- the pressing portion 212 A is positioned forward in the front-rear direction beyond the pressed portion 252 A. Referring to FIG. 13 , the pressing portion 212 A has a size greater than a size of the lock portion 2152 in the up-down direction.
- the conductive film 500 A is partially sandwiched between the pressing portion 212 A and the pressed portion 252 A.
- the pressing portion 212 A presses the conductive film 500 A against the pressed portion 252 A and thereby the conductive film 500 A and the pressed portion 252 A are electrically connected to each other.
- the pressing portion 212 A presses the conductive film 500 A against the pressed portion 252 A along the front-rear direction and thereby the conductive film 500 A and the pressed portion 252 A are electrically connected to each other.
- the lock portion 2152 locks the locked portion 270 . This maintains the electrical connection between the conductive film 500 A and the pressed portion 252 A.
- a distance Ds between the pressing portion 212 A and the pressed portion 252 A is greater than a thickness T of the conductive film 500 A in a state before the locked portion 270 is locked by the lock portion 2152 .
- the distance Ds between the pressing portion 212 A and the pressed portion 252 A is smaller than the thickness T of the conductive film 500 A in a state where the lock portion 2152 locks the locked portion 270 while the conductive film 500 A is not sandwiched between the pressing portion 212 A and the pressed portion 252 A.
- the conductive film 500 A is partially sandwiched between the pressing portion 212 A and the pressed portion 252 A when the lock portion 2152 locks the locked portion 270 in a state where the conductive film 500 A is positioned between the pressing portion 212 A and the pressed portion 252 A.
- the conductive film 500 A of the present embodiment has a structure similar to that of the conductive film 500 of the first embodiment except that the conductive film 500 A has no incision 510 . Accordingly, detailed description thereabout is omitted.
- the antenna member 150 A and the conductive film 500 A are prepared.
- the antenna member 150 A has a space 220 A between the pressing portion 212 A and the pressed portion 252 A (see FIG. 16 ).
- the conductive film 500 A is folded so that a section of the conductive film 500 A extends upward.
- the conductive film 500 A is arranged below the antenna member 150 A so that the section of the conductive film 500 A is positioned just below the space 220 A.
- the antenna assembly 100 A results in a state shown in FIG. 17 .
- the conductive film 500 A is moved upward relative to the antenna member 150 A.
- the antenna assembly 100 A changes its state into a state shown in FIG. 13 .
- the section of the conductive film 500 A is positioned between the pressing portion 212 A and the pressed portion 252 A.
- the antenna assembly 100 A changes its state into a state shown in each of FIGS. 10 to 12 .
- the pressing portion 212 A presses the conductive film 500 A against the pressed portion 252 A and thereby the conductive film 500 A and the pressed portion 252 A are electrically connected to each other.
- the antenna assembly 100 A of the present embodiment is configured so that the conductive film 500 A can be fixed to the antenna body 200 A without soldering or the like.
- the antenna assembly 100 A of the present embodiment can facilitate operation of fixing the conductive film 500 A to the antenna body 200 A.
- the antenna assembly 100 of the first embodiment has the two sets each consisting of the pressing portion 212 and the pressed portion 252 , the present invention is not limited thereto. Specifically, the antenna assembly 100 should have a single set consisting of the pressing portion 212 and the pressed portion 252 .
- the antenna assembly 100 A of the second embodiment has the single pressing portion 212 A and the single pressed portion 252 A
- the present invention is not limited thereto.
- the antenna assembly 100 A may have two sets each consisting of the pressing portion 212 A and the pressed portion 252 A. In this case, each of the two sets electrically connects the antenna body 200 A and the conductive film 500 A with each other.
- the antenna assembly 100 A of the second embodiment is configured so that the first side portion 204 A of the antenna body 200 A is not formed with a hole which is equivalent to the receiving hole 250 of the first embodiment
- the present invention is not limited thereto.
- the antenna assembly 100 A may be modified so that the first side portion 204 A is formed with a hole which is equivalent to the receiving hole 250 .
- the modified antenna assembly 100 A is configured as follows: similar to the first embodiment, a pressed portion 252 A is provided at an edge of the hole; and a part of the conductive film 500 A is pushed into the hole when the pressing portion 212 A presses the conductive film 500 A against the pressed portion 252 A.
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Abstract
Description
Claims (6)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021147434A JP7701221B2 (en) | 2021-09-10 | 2021-09-10 | Antenna Assembly |
| JP2021-147434 | 2021-09-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| US20230078606A1 US20230078606A1 (en) | 2023-03-16 |
| US12451607B2 true US12451607B2 (en) | 2025-10-21 |
Family
ID=85479019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US17/876,669 Active 2043-04-08 US12451607B2 (en) | 2021-09-10 | 2022-07-29 | Antenna assembly |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US12451607B2 (en) |
| JP (1) | JP7701221B2 (en) |
Citations (40)
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| JP2013015901A (en) | 2011-06-30 | 2013-01-24 | Lecip Holdings Corp | Sheet-with-antenna replaceable type communication device |
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| JP6634885B2 (en) | 2016-03-01 | 2020-01-22 | 株式会社Jvcケンウッド | Antenna mounting structure and portable radio |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP7701221B2 (en) | 2025-07-01 |
| JP2023040461A (en) | 2023-03-23 |
| US20230078606A1 (en) | 2023-03-16 |
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